import java.util.ArrayList;
import java.util.Random;

public class Main {

    public static void main(String[] args) {
        BST<Integer> bst = new BST<>();
        Random random = new Random();

        int n = 1000;

        for (int i = 0; i < n; i++)
            bst.add(random.nextInt(10000));

        ArrayList<Integer> nums = new ArrayList<>();
        while (!bst.isEmpty())
            nums.add(bst.removeMin());

        System.out.println(nums);
        for (int i = 1; i < nums.size(); i++) {
            if (nums.get(i - 1) > nums.get(i))
                throw new IllegalArgumentException("Error");
        }
        System.out.println("removeMin test completed.");
    }

}
